Airexcel digital thermostat only getting 5V DC.
Does anyone know the source for the 12 VDC that should be there? Furnace or A/C?
Forum Discussion
Locate thermostat model number and post.
Some have fuses inside.
Some are powered off the furnace.
Some have connectors and fuse behind thermostat in the wall.
Make and model of rig?
Some have fuses inside.
Some are powered off the furnace.
Some have connectors and fuse behind thermostat in the wall.
Make and model of rig?
